Career transactions
- 2013-12-18 • Signed to a three-year contract extension by the St. Louis Blues
- 2010-07-01 • Re-signed to a four-year contract by the St. Louis Blues
- 2008-11-24 • Traded to the St. Louis Blues with Carlo Colaiacovo for Lee Stempniak
- 2008-02-23 • Signed to a two-year contract extension by the Toronto Maple Leafs
- 2005-08-09 • Signed to a three-year, entry-level contract by the Toronto Maple Leafs
- 2004-04-27 • Signed to a one-year contract by MODO
- 2002-05-01 • Signed to a two-year pro contract by FrölundaOther memorable dates
- 2005-10-05 • Made NHL debut (vs Ottawa)
- 2005-10-08 • Scored his first career NHL goal (vs Montreal vs Jose Theodore)
- 2007-01-04 • Scored his first career NHL hat-trick (at Boston vs Tim Thomas)

Other
Steen was teammates with Travis Zajac for two or three years growing up in Winnipeg.